format: select FROM_UNIXTIME (1156219870 );
2. convert a date to a UNIX timestamp using the function: UNIX_TIMESTAMP ()
General format: Select UNIX_TIMESTAMP ('2017-11-04 12:23:00 ′);
Example: mysql queries the number of records on the current day:
$ SQL = "select * from message Where DATE_FORMAT (FROM_UNIXTIME (c
are displayed for regional settings that use a 24-hour system.
y
Displays the year (0-9) as a number with no leading zeros. If this is the only character in the user-defined number format, use %y.
yy
Displays the year in two-digit format with a leading zero, if applicable.
yyy
Displays the year in four-bit numbe
Case: compile a function to convert the input Chinese date to the Arabic digit date.
For example, from January 1, 2012 to January 21, to December 21. (Process "10"
Question: 1. * day 10; 2. day 13; 3. 23; 4. day 30 ;)In section 4, the translation of "10" is different. 1 → 10; 2 → 1; 3 → No translation; 4 → 0 [the year part is notThe '10' may appear in the month a
The example in this article summarizes the method of date formatting in JavaScript. Share to everyone for your reference, specific as follows:
Method One:
An extension to date that converts date to a string
/month (M) in the specified format, days (d), hours (h), mi
Programmers who have written PHP + MySQL know that there is a time difference. UNIX timestamps and formatting dates are two forms of time representation that we often deal with. The Unix timestamps are easy to store and process, but not intuitive, the date format is intuitive, but it is not as easy to process as the Unix timestamp, so sometimes it needs to be converted to each other. Below are several conve
Programmers who have written PHP + MySQL know that there is a time difference. UNIX timestamps and formatting dates are two forms of time representation that we often deal with. The Unix timestamps are easy to store and process, but not intuitive, the date format is intuitive, but it is not as easy to process as the Unix timestamp, so sometimes it needs to be converted to each other. Below are several conve
PHP date function date format UNIX time method, dateunix
This example describes how to format the UNIX time using the date function of the PHP date function. Share it with you for your
Copy Code code as follows:
/*
* Date Format 1.2.3
* (c) 2007-2009 Steven Levithan
* MIT License
*
* Includes Enhancements by Scott Trenda
* and Kris Kowal
*
* Accepts a date, a mask, or a date and a mask.
* Returns A formatted version of the given date.
* The
conversion to date function: FROM_UNIXTIME ()
General format: select FROM_UNIXTIME (1156219870 );
2. convert a date to a UNIX timestamp using the function: UNIX_TIMESTAMP ()
General format: Select UNIX_TIMESTAMP ('2017-11-04 12:23:00 ′);
Example: mysql queries the numbe
Background data creationtime in the background is the date typeMilliseconds into the May-2 April day format.
Get the month day get date Otime
function Getmoth (str) {
var odate = new Date (str),
Omonth = Odate.getmonth () +1,
Oday = Odate.getdate (),
Otime = Getzf (omonth) +'-' + GETZF (oday);//Last splic
//the Month (m), Day (d), hour (h), Minute (m), second (s), quarter (q) can be used with 1-2 placeholders,//year (Y) can use 1-4 placeholders, milliseconds (S) with only 1 placeholders (1-3 digits)//Example://(New Date ()). Format ("Yyyy-mm-dd hh:mm:ss. S ") ==> 2006-07-02 08:09:04.423//(New Date ()).
This article describes how php converts the date format to the format xx days ago. it involves php time operations and regular expression matching techniques and is very useful, for more information about how php converts the date format to the
The date () function formats the local date and time and returns the formatted date string.
The following is an example of the parameters of the date () function, as shown in the code below
The code is as follows:
Format display
Regular Expression is used to convert the date in MM/DD/YYYY format to the YYYY-MM-DD format, yyyyyyyy-mm-dd
The example of this article describes the regular expression to realize the MM/DD/yyyy format of the date to the YYYY-MM-
Programmers who write Php+mysql know there is a time difference, UNIX timestamp and format date are two time representations we often deal with, Unix timestamp storage, processing convenient, but not intuitive, format date intuitive, but not as easy to deal with the Unix time stamp so freely, So there are times when yo
// Extend the date to string // month (M), Day (D), hour (H), and minute (m) in the specified format), second (s), quarter (q) can use 1-2 placeholders, // year (y) can use 1-4 placeholders, Millisecond (s) only one placeholder (a number ranging from 1 to 3) can be used. // example: // (new date ()).
format.
With the addition of the e-generation table week, you can extend it again.
/* The letter date or time element indicates the example G era identifier text ad y year 1996; month July in 96 m; Jul; 07 w in the week number 27 W in the week number 2 D in the year number 189 d in the month Number 10 F in the week number 2 E in the day text Tuesday; tue a AM/P
The example in this article describes the method by which a regular expression implementation converts a date in mm/dd/yyyy format to a YYYY-MM-DD format. Share to everyone for your reference. The implementation methods are as follows:
The code is as follows:Please enter a date
Timestamp default means using the current timestamp, formats default format is y-m-d, for example, 2018-01-01.Full code:1 /*2 * * Timestamp converted to specified format date3 * * eg.4 * * DateFormat (11111111111111, ' Y year m d/day h i min ')5 **→ "February 06, 2322 03:45"6 */7 varDateFormat =function(timestamp, formats) {8 //The formats
This example for everyone to share the PHP watermark and thumbnail Production code, the use of object-oriented methods to achieve common image format jpg,png,gif watermark and thumbnail production, for your reference, the specific content as follows
The above is the whole content of this article, I hope that you learn PHP programming help.
The above describes the PHP
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